Password confirmation in Matomo admin does not work when 2FA WP plugin is used

[Artim96]

I'm experiencing this issue: https://matomo.org/faq/how-to-fix-the-current-password-you-entered-is-not-correct-in-the-plugin-releases-4-12-and-4-13/

As it persists after synchronizing users, I tried that last step. I replaced all content of the file after <?php, yet I get the error

An error of type E_PARSE was caused in line 18 of the file /var/www/wordpress/fsmuw/wp-content/plugins/matomo/config/config.php. Error message: syntax error, unexpected token “,”